Stamp holder
Stamp body with customizable dimensions. Customization can be done by changing parameters in OpenScad source file or using Thingiverse's Customizer web app.
3D Print
Wiki says: 3D printing is any of various processes in which material is joined or solidified under computer control to create a three-dimensional object.
I have built my custom 3D printer and use it to download and print some usefull stuff form internet or to design and build my custom machinery.
Links
Customizable watch band
Lightweight watchband for original Pebble watch, but also customizable to adapt any standard watchband widths. Customization can be done by changing parameters in OpenScad source file, ore using Thingiverse's Customizer.
Band si designed to print with links already assabled together, so no postprocessing needed. You just connect band to watch using their standart axis.
Rebelix X2/S
I built my own 3D printer based on open hardware RepRap printer Rebelix X2, but improved by my own design customizations. Printer consists of plastic parts made by similar 3D printer (I used 3D printers at Czech Technical University), standard aluminium profiles, stainless steel rods and bunch of nuts and screws.